Practically all room air conditioners used in commercial buildings are ____ style.
A. casement
B. fixed mount
C. sleeve mount
D. all of the above
Answer: C
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The most common convenience factors are ________.
A) Payment methods B) Location C) Hours D) All of the above
Which of the ways of showing threads includes hidden lines to represent the root of the thread?
A. Detailed B. Schematic C. Isometric D. Simplified
What could happen if you charge liquid refrigerant into a chiller that is under a deep vacuum?
A) The refrigerant will flash at a low temperature, freeze the water and crack the chiller tubes B) The compressor motor amp draw will cause the motor overload to trip C) The vacuum will draw in an excessive amount of refrigerant, causing an overcharge D) The refrigerant will fractionate when it flashes off in the chiller
Testing the BC plan is an ongoing activity, with each scenario tested annually at walk-through level or higher.
Answer the following statement true (T) or false (F)